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Finding the Fourth Proportional to 638,150.70, 957,226.05 and 549,504.30

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Solution

The fourth proportional to 638,150.70, 957,226.05 and 549,504.30 is: 824,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,150.70 : 957,226.05 = 549,504.30 : x
  2. Step 2: Convert to fraction form
    638,150.70/957,226.05 = 549,504.30/x
  3. Step 3: Cross multiply
    638,150.70x = 957,226.05 × 549,504.30
  4. Step 4: Simplify right side
    638,150.70x = 525,999,830,547.02
  5. Step 5: Solve for x
    x = 525,999,830,547.02/638,150.70
  6. Step 6: Final answer
    x = 824,256.45

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